Information Card with Multiple Storage Media and a Device and Method for Reading and Writing Information in Said Card
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United States of America Patent
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app pub date -
Dec 20, 2006
filing date -
Nov 5, 2003
priority date (Note) -
Abandoned
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Abstract
The present invention relates to an information card with multiple storage media. Combining reading and writing characteristics of magnetic strip storages, ICs, PFIDs, and etc. with large storage capacity of a compound printing 2D barcode, the invention uses a base card with a magnetic strip storage medium or a base card beset with an IC read-write chip, and a RF read-write chip. On said base card contains a first 2D barcode which has difference reflectivities to lights in the first spectrum area between bars and spaces, there is a designated relation between data stored in the magnetic strip or the IC chip, RF chip and data stored in the first 2D barcode. The invention discloses a read-write device of the information card comprising a Contact Image Sensor (CIS), a magnetic head or an IC chip reader, an RF chip reader. The invention further discloses a method for reading and writing data in said information card.
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